From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.zeus03.de (zeus03.de [194.117.254.33]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2C96E265618 for ; Thu, 13 Mar 2025 11:29:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=194.117.254.33 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741865369; cv=none; b=jTf2wL2/qZp3Xy7XlNtrWVqZ79sAX7z3y9NU6k2QIrI575BIk2M13Xgv0Rne6MpbFxaas3/yU8bVPZ6U8hxu8++FK0kmQbuCrkBq941lI2va8q3Y1WppuO1al/8F9ug9aKBiAEEriIXqbwazZY8XJ+1CvkYtd/GYsMDVb81Wh8c= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741865369; c=relaxed/simple; bh=MGUtEw5urHC7X6ip2aosmPLjXiGu86dQGn5fUk7vJ4k=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=QD84snxAL2lRanYaVII1+GRIT2jNupksYPPftY0KwOrHfhA42JGyL6//vboZYVDlg2J5riuyBI2VBFCKj19+BUkGtM6v7Cvuq7wgLQXOZI9SKQPVlHQbxDTvnoJPiw2TU11BOvQJFiyZrg0hNW4/Urd0nQPRkjcliY+xeUAW9hU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sang-engineering.com; spf=pass smtp.mailfrom=sang-engineering.com; dkim=pass (2048-bit key) header.d=sang-engineering.com header.i=@sang-engineering.com header.b=L0hloW59; arc=none smtp.client-ip=194.117.254.33 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sang-engineering.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sang-engineering.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=sang-engineering.com header.i=@sang-engineering.com header.b="L0hloW59" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= sang-engineering.com; h=date:from:to:cc:subject:message-id :references:mime-version:content-type:in-reply-to; s=k1; bh=D7DF vmNLysh9Nv9Y83NP5pi5yTZ69dnE86jveurgivo=; b=L0hloW596bN9RaV6bLhq Nneoh/B9miPDrqm3JXCjaMXyJHfCv3PESNXEEE+HyhaMtv5/dYRVQxeoNH0jARwo lsZ6V2krPpq3+sB+dfJUBbEMs8H2Q/m9FI/RSdA+s/8gtw35ZM0K6Ks4i0XyfL+x NDk863yhIYbkw3PMx6WMSFVTldYO3GTemzhTnh0F3OYIzDfGad2WGh1o2SdsolEd sS7g1wGuXxpCwxDzMIjrxPDoHPCTYYMHeYQIME4NA/SCJg61E/cxwz60/tjBLREq p0/KWAob0LDNFoty7U6BbXHtvLXTUjXpDEmOiyhdZdgqC7mTl80emsAHCKKIlH3w HQ== Received: (qmail 1595055 invoked from network); 13 Mar 2025 12:29:22 +0100 Received: by mail.zeus03.de with UTF8SMTPSA (TLS_AES_256_GCM_SHA384 encrypted, authenticated); 13 Mar 2025 12:29:22 +0100 X-UD-Smtp-Session: l3s3148p1@IUwlojcwmo4gAwDPXyTHAJp038nK7dx+ Date: Thu, 13 Mar 2025 12:29:21 +0100 From: Wolfram Sang To: linux-renesas-soc@vger.kernel.org Cc: Miquel Raynal , Alexandre Belloni , linux-rtc@vger.kernel.org Subject: Re: [RFC PATCH 3/4] rtc: rzn1: support input frequencies other than 32768Hz Message-ID: Mail-Followup-To: Wolfram Sang , linux-renesas-soc@vger.kernel.org, Miquel Raynal , Alexandre Belloni , linux-rtc@vger.kernel.org References: <20250313102546.27335-1-wsa+renesas@sang-engineering.com> <20250313102546.27335-4-wsa+renesas@sang-engineering.com> Precedence: bulk X-Mailing-List: linux-rtc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="Gu60bkU84sahAluW" Content-Disposition: inline In-Reply-To: <20250313102546.27335-4-wsa+renesas@sang-engineering.com> --Gu60bkU84sahAluW Content-Type: text/plain; charset=us-ascii Content-Disposition: inline > + if (rate != 32768) > + use_scmp = RZN1_RTC_CTL0_SLSB_SCMP; > + } > + > + if (use_scmp) { > + writel(rate - 1, rtc->base + RZN1_RTC_SCMP); We need to stop the RTC before writing to this register and setting the RZN1_RTC_CTL0_SLSB_SCMP bit. I will include this in the next version. Does not affect the big picture for these changes, though. --Gu60bkU84sahAluW Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEOZGx6rniZ1Gk92RdFA3kzBSgKbYFAmfSwY4ACgkQFA3kzBSg KbagPQ/+K761nkSCX94ojDB67Tt+45SrLtsXQQPvBG9NFGESeif5+93bvygsUBxg pBjWUWXZhSGK5uDluSfmudnzBbQQndFj33TA5YMSbnlN5kLFg6evxb9zgam5zcYE b/1MRrj5aPjVOQ7gLST2KjcJ+83smgla6LPpU1r/weGLOLqfr21obWv1qegBErFA RA643tWAHEqpa2x/sTA3Lwx1k5Rq5oURtXfMGRZHKpsDmv74jwNkHPGJnzyox6iM KH2t38gcfHGhrAd+WrPOljBwlbjgIAl1AuTf+jo0YNqo1PB/HkcqEoHUTm/woaBR +9yH3ItipuICH6v6r6fqBVpb5JuO3bX1mGa8zQZG3z7bSwEXmXoRPpxYTU8WsOT9 QkQY85q44tsLJVYGIAEIr8wM5LVkvDrKgI10kIplUq9Pl4AgHgKYRDGKTlODbKPe 53cHSCOfdMDgNE6dw/bK9GVR7aHfNbB26IQHJKPjHQjOztks2IjTUBPzMGx+YAcm BP2OXmcEnlFhQSHgA9NcxBNZZx3vS5RTA731eA/ITlXlooC4Y7lVTy6I2tjKFr5N CBvOlxXSRbfMQeterc3xhW6moiyj24E0FpvWvPImT8VJtshTXd2z81oubOFrYp8N iJ496z1pC2CzLbqq9FC88joVzpayOL4N9UdZQ7qc8gbiBk4k6TE= =p8a8 -----END PGP SIGNATURE----- --Gu60bkU84sahAluW--